Dendritic opal spheres (melinite) in various sizes These dendritic opal spheres, also known as melinite, are notable for their branching black patterns on backgrounds ranging from ivory white to translucent gray. Some spheres may contain small natural craters with microcrystals, as well as surface cracks or irregularities, while others have a more uniform appearance. The dendritic inclusions, resembling branches or moss, are characteristic of this type of opal and vary widely from one sphere to another, making each specimen unique. The craftsmanship may result in slight asymmetries or marks typical of manual polishing. These features enhance the singular character of each sphere. There are several approximate diameters to choose from, with the price relative to each size. These spheres are valued both for their unique aesthetics and for their use in energy harmonization practices, meditation, or feng shui, where they are associated...